Finding the Fourth Proportional to 579,489,344.10, 869,591,548.73 and 268,539,000.84
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Solution
The fourth proportional to 579,489,344.10, 869,591,548.73 and 268,539,000.84 is: 402,974,184.10
Step by Step Solution
- Step 1: Write the proportion equation
579,489,344.10 : 869,591,548.73 = 268,539,000.84 : x - Step 2: Convert to fraction form
579,489,344.10/869,591,548.73 = 268,539,000.84/x - Step 3: Cross multiply
579,489,344.10x = 869,591,548.73 × 268,539,000.84 - Step 4: Simplify right side
579,489,344.10x = 233,519,245,633,519,648 - Step 5: Solve for x
x = 233,519,245,633,519,648/579,489,344.10 - Step 6: Final answer
x = 402,974,184.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.